Home / 94,939.28-142,407.36-38,767.04

Finding the Fourth Proportional to 94,939.28, 142,407.36 and 38,767.04

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Solution

The fourth proportional to 94,939.28, 142,407.36 and 38,767.04 is: 58,149.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,939.28 : 142,407.36 = 38,767.04 : x
  2. Step 2: Convert to fraction form
    94,939.28/142,407.36 = 38,767.04/x
  3. Step 3: Cross multiply
    94,939.28x = 142,407.36 × 38,767.04
  4. Step 4: Simplify right side
    94,939.28x = 5,520,711,821.41
  5. Step 5: Solve for x
    x = 5,520,711,821.41/94,939.28
  6. Step 6: Final answer
    x = 58,149.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.